Fair Value (Tables)

6 Months Ended

Jun. 30, 2021

Fair Value [Abstract]

Assets (Liabilities) Measured at Fair Value on a Recurring Basis

The following tables present the fair value hierarchy for those assets and liabilities measured at fair value on a recurring basis (U.S. dollars in thousands):

	Fair Value at June 30, 2021
	Level 1		Level 2			Level 3			Total
Financial assets (liabilities):
Cash equivalents and current investments	$	69,414	$	—		$	—		$	69,414
Derivative financial instruments asset		—		4,304			—			4,304
Life insurance contracts		—		—			49,061			49,061
Derivative financial instruments liability		—		(97	)		—			(97	)
Contingent consideration		—		—			(12,030	)		(12,030	)
Total	$	69,414	$	4,207		$	37,031		$	110,652

	Fair Value at December 31, 2020
	Level 1		Level 2			Level 3			Total
Financial assets (liabilities):
Cash equivalents and current investments	$	56,628	$	—		$	—		$	56,628
Derivative financial instruments asset		—		1,145			—			1,145
Life insurance contracts		—		—			45,453			45,453
Derivative financial instruments liability		—		(105	)		—			(105	)
Contingent consideration		—		—			(3,125	)		(3,125	)
Total	$	56,628	$	1,040		$	42,328		$	99,996

Changes in Fair Value of Level 3 Marketable Securities

The following table provides a summary of changes in fair value of the Company’s Level 3 life insurance contracts (U.S. dollars in thousands):

Beginning balance at January 1, 2021	$	45,453
Actual return on plan assets		3,608
Purchase and issuances		7,016
Sales and settlements		(7,016	)
Transfers into Level 3		—
Ending balance at June 30, 2021	$	49,061

Changes in Fair Value of Level 3 Contingent Consideration

The following table provides a summary of changes in fair value of the Company’s Level 3 contingent consideration (U.S. dollars in thousands):

Beginning balance at January 1, 2021	$	(3,125	)
Additions from acquisitions		(8,702	)
Changes in fair value of contingent consideration		(203	)
Ending balance at June 30, 2021	$	(12,030	)